Ear, Nose & Throat

Apple Cider Vinegar for a Sore Throat

HealthEH Team
By HealthEH Team Mar 5, 2026 • 7 min read
Apple Cider Vinegar for a Sore Throat

Certain apple cider vinegar (ACV) home remedies might offer relief for a scratchy or painful throat. Common approaches include combining ACV with honey or lemon and using it as a gargle. Still, there’s limited scientific evidence to confirm these advantages.

Rustic still life of apple cider vinegar pitcher, glass, and apples on a wooden table
(img by CNM Ireland)

Sore throats can be triggered by viruses, bacteria, or allergies. While most sore throats improve on their own, home treatments can ease discomfort during recovery.

Some people maintain that apple cider vinegar can calm a sore throat. ACV is produced by fermenting crushed apples into a tangy liquid. Yet, robust scientific support for this claim is scarce.

Studies  have reported antibacterial activity for ACV, suggesting it might be useful when a throat infection is bacterial in origin. However, bacterial infections commonly require antibiotic treatment. The majority  of sore throats are caused by viruses rather than bacteria, and antibiotics are ineffective against viral illnesses.

Despite the limited scientific backing, many people report relief from sore throat symptoms after using ACV remedies.

– ADVERTISEMENT –

At-home ACV mixtures and how to use them

There are numerous ACV-based concoctions promoted for easing sore throats. You might want to try several to discover which provides the most comfort. Below are a few options you can prepare at home:

ACV with honey

Mix 1 tablespoon of apple cider vinegar with 2 tablespoons of honey in a large cup of warm water. Honey can also help reduce coughing.

Honey being poured into a mug of warm tea from a wooden honey dipper, cozy remedy scene
(img by Next Level Urgent Care)

Simple ACV tea

Stir 1 to 2 teaspoons of ACV and a splash of lemon juice into warm water with a green tea bag. Green tea may reduce inflammation and provides antioxidants, while lemon supplies vitamin C.

Soothing tea blend

Make a warm tonic by combining 1 to 2 teaspoons of ACV with equal parts honey and coconut oil. Add ground ginger to taste and dilute with water.

Gargle solution

Add 1 to 2 teaspoons of ACV and a pinch of salt to warm water. Gargle for 20 to 30 seconds two to three times daily to help relieve throat irritation.

Cayenne and ACV drink

Mix 1 teaspoon of ACV, a pinch of cayenne, and a generous spoonful of soothing honey into warm water. Alternatively, use licorice root tea as the base. The heat from cayenne may help lower inflammation .

As with sore throats, there’s no conclusive research proving ACV heals or alleviates strep throat, the common cold, or influenza. Nevertheless, advocates of ACV home remedies suggest it may offer several benefits:

  • ACV may create a less acidic (more alkaline) environment in the body, which might inhibit some bacteria and viruses that prefer acidic conditions.
  • Organic, unfiltered ACV contains strands called “the mother,” a probiotic-like substance that supporters say can support immune function.
  • ACV might help thin mucus, making it easier to clear from the throat and airways.
– ADVERTISEMENT –

Potential side effects and cautions

When diluted, ACV is generally safe for consumption.

Drinking undiluted ACV can cause chemical burns and damage to the esophagus and stomach lining. Individuals with acid reflux, peptic ulcers, or frequent heartburn should avoid ACV. Excessive use can also erode tooth enamel.

When to contact a healthcare provider

ACV may ease sore throat symptoms and could possibly address certain causes of throat pain. If symptoms persist beyond a few days or get worse, consult your healthcare provider. Seek medical care promptly if a sore throat is accompanied by severe flu-like signs such as high fever and intense muscle aches.

Optum Now is operated by RVO Health. By clicking on this link, we may receive a commission. Learn more.

– ADVERTISEMENT –

Bottom line

Anecdotal reports suggest apple cider vinegar may help reduce sore throat discomfort, but scientific proof is limited.

If you choose to try ACV, be sure to dilute it before drinking to avoid harm. Used incorrectly, ACV can be damaging.

Frequently Asked Questions

Can apple cider vinegar relieve a sore throat? +

Some people report reduced throat irritation after using diluted apple cider vinegar (ACV) mixes or gargles, but strong scientific evidence is limited. It may help in certain cases, especially if bacteria are involved, but results vary.

How should I use ACV safely for a sore throat? +

Always dilute ACV before using — for example, 1–2 teaspoons in a cup of warm water for sipping or gargling. Mixing with honey or lemon can improve taste and comfort. Avoid drinking undiluted ACV to prevent burns or enamel erosion.

Are there side effects or risks from using ACV? +

Possible risks include tooth enamel erosion, throat or esophageal irritation if undiluted, worsening reflux or ulcer symptoms, and stomach upset. Use sparingly and stop if you experience pain or irritation.

Can ACV treat strep throat, cold, or flu? +

There’s no conclusive proof that ACV cures strep throat, colds, or influenza. Bacterial infections like strep often need antibiotics, so see a healthcare provider for severe or persistent symptoms.

How often can I use ACV gargles or drinks? +

Limit ACV gargles or diluted drinks to a few times daily (e.g., 2–3 times) while monitoring for irritation. If symptoms persist beyond a few days or worsen, consult a healthcare professional.

Disclaimer: The information provided on this website is for educational and informational purposes only and does not constitute medical advice. Always consult with a qualified healthcare provider regarding any health concerns or before making any changes to your diet, medication, or lifestyle.
– ADVERTISEMENT –